Bump build from 1.1.1 to 1.2.1 in /server

Bumps [build](https://github.com/pypa/build) from 1.1.1 to 1.2.1.
- [Release notes](https://github.com/pypa/build/releases)
- [Changelog](https://github.com/pypa/build/blob/main/CHANGELOG.rst)
- [Commits](pypa/build@1.1.1...1.2.1)

---
updated-dependencies:
- dependency-name: build
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

server/pyproject.toml

@@ -33,7 +33,7 @@ requires-python = ">=3.8"
 certgrinderd = "certgrinderd.certgrinderd:main"
 
 [project.optional-dependencies]
-dev = ["twine == 5.1.0", "pre-commit == 3.7.1", "setuptools-scm == 8.0.4", "build==1.1.1"]
+dev = ["twine == 5.1.0", "pre-commit == 3.7.1", "setuptools-scm == 8.0.4", "build==1.2.1"]
 test = ["pytest == 8.1.1", "pytest-cov==5.0.0", "tox == 4.14.1"]
 docs = ["Sphinx==7.2.6", "sphinx-rtd-theme==2.0.0", "sphinx-argparse==0.4.0"]